Circle with Area 12.4038 Square Inches

Instant diameter calculation and visualization

Diameter

3.974 inches

Radius

1.987 inches

Circumference

12.4848 inches

Area

12.4038 in²

How to Calculate Circle Diameter from Area

Step-by-Step Solution

  1. Start with the circle area formula: A = πr²
  2. Solve for radius: r = √(A/π)
  3. Calculate diameter: d = 2r
r = √(12.4038/π) = 1.987 inches
d = 2 × 1.987 = 3.974 inches

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